Home / 96,462.60-144,645.30-57,031.80

Finding the Fourth Proportional to 96,462.60, 144,645.30 and 57,031.80

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Solution

The fourth proportional to 96,462.60, 144,645.30 and 57,031.80 is: 85,518.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,462.60 : 144,645.30 = 57,031.80 : x
  2. Step 2: Convert to fraction form
    96,462.60/144,645.30 = 57,031.80/x
  3. Step 3: Cross multiply
    96,462.60x = 144,645.30 × 57,031.80
  4. Step 4: Simplify right side
    96,462.60x = 8,249,381,820.54
  5. Step 5: Solve for x
    x = 8,249,381,820.54/96,462.60
  6. Step 6: Final answer
    x = 85,518.97

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.